[mvapich-discuss] How to set different MV2_IBA_HCA among ranks / nodes?

[pramod kumbhar]

I am going through mailing list and user guides and come
across /etc/mvapich2.conf.
Could this be set on in /etc/mvapich2.conf on every node?

-Pramod

On Tue, Mar 13, 2018 at 8:40 PM, pramod kumbhar <pramod.s.kumbhar at gmail.com>
wrote:

> Dear All,
>
> We have cluster where we need to set different values of MV2_IBA_HCA  due
> to some IB configuration:
>
> MV2_IBA_HCA=mlx5_0
> MV2_IBA_HCA=mlx5_1
>
> With Intel MPI this is done using /etc/dat.conf  + DAPL.
>
> We would like to deploy mvapich2 and wondering what is right way to do
> this. Is there any configuration file that could be used to do this?
>
> Any suggestion will be helpful.
>
> Regards,
> Pramod
>
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